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https://www.nist.gov/people/randall-p-wagner
Randall P Wagner (Fed)
Mr. Wagner is a physicist in the in the Mass and Force Group in the Quantum Measurement Division of the Physical Measurement Laboratory (PML) at the National Institute of Standards and Technology (NIST).
Joshua Alexander, Stephanie Trippel, Randall Wagner, Steve Armstrong
Hearing aids are commonly fit with ear canals partially or fully open—a condition that increases the risk of acoustic feedback. Feedback limits the audiometric
A precision laser-based comparison calibration method for laboratory standard microphones is described that uses reference microphones calibrated by the
The devices calibrated most frequently by the acoustical measurement services at the National Institute of Standards and Technology (NIST) over the 50-year